CULLEN of Cavan, Ireland

Could anyone provide me with information my ancestor Charles Cullen, please? He was born in Cavan in Ireland around 1830/31. He married a Margaret Aitken of Scotland in Bothwell on 23/11/1853.Charles's father's name was Thomas Cullen (birth and death dates unknown). Thomas was believed to be a Handloom weaver. Charles died on 06/12/1876, at the age of 43 years, in Hamilton, Scotland. Any information would be very much appreciated.